[1/2] The logo of FTX is seen at the entrance of the FTX Arena in Miami, Florida, U.S., November 12, 2022.
Ellison, who ran trading firm Alameda Research, has hired Washington-based law firm Wilmer Cutler Pickering Hale and Dorr to represent her, a source familiar with the matter told Reuters.
Semafor previously reported Mills' advisory work for Bankman-Fried.
FTX secretly transferred customer funds to its affiliate Alameda Research to fill a shortfall at the crypto trading firm, Reuters has previously reported.
The Wall Street Journal has previously reported that Ellison and senior FTX officials knew the crypto exchange had dipped into its customer funds to help Alameda meet liabilities.